A 34-year-old local woman sustained serious injuries during an incident that happened at around 8.45pm on Friday 19 August in Boscombe Crescent.

A 30-year-old man from Bournemouth was arrested on suspicion of assault and has been released under investigation.

Detective Constable Kate Brew, of Bournemouth CID, said: “I believe there were a number of people present, as part of a wider group, during the incident that led to the victim sustaining a serious head injury, for which she was taken to hospital.

“We need to establish what exactly happened. Therefore, I am appealing for any witnesses who have not yet spoken with police to contact us as soon as possible.”

Anyone with information is asked to contact Dorset Police at www.dorset.police.uk/contact or by calling 101, quoting occurrence number 55220135738. Alternatively, independent charity Crimestoppers can be contacted anonymously online at Crimestoppers-uk.org or by calling Freephone 0800 555 111.